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Initiating a Starter Culture
Initiating a Starter Culture
New EN ISO 22964 for Cronobacter spp. detection in the food chain
The new EN ISO 22964:2017 standard specifies a horizontal method for the detection of Cronobacter spp. in food, animal feed and environmental samples.
Standards for Detection and Enumeration of Listeria monocytogenes and Listeria spp. in the food chain
ISO published revised EN ISO 11290-1 and EN ISO 11290-2 standards in 2017. In Part 1, a horizontal method for the detection of Listeria monocytogenes and Listeria spp. is specified, and in Part 2, the enumeration of these organisms in
Lipopolysaccharides
Lipopolysaccharides (LPS) are characteristic components of the cell wall of Gram negative bacteria; they are not found in Gram positive bacteria. They are localized in the outer layer of the membrane and are, in noncapsulated strains, exposed on the cell
Cleaning Laboratory Glassware
Learn how to properly clean your laboratory glassware to improve your lab technique and insure high quality results. The most carefully executed piece of work may give an erroneous result if dirty glassware is used.
Testing Cells for Bacterial and Fungal Contamination
Cell culture protocol for testing cell lines for bacterial and fungal contamination. Free ECACC handbook download.
Microbial Growth Protocols
General protocols for growth of competent cells in microbial medium.
Revised EN ISO 21528:2017 for Detection and Enumeration of Enterobacteriaceae in the Food Chain
The International Organization for Standardization (ISO) published the revised EN ISO 21528-1 and EN ISO 21528-2 standards in 2017.
Listeria: a Survivor
In recent years it has been recognized that Listeria is an important public health problem. The disease affects primarily people of advanced age, pregnant women, newborns, and adults with weakened immune systems.